EP2697686A4 - Free form optical redirection apparatus - Google Patents

Free form optical redirection apparatus

Info

Publication number
EP2697686A4
EP2697686A4 EP12771125.7A EP12771125A EP2697686A4 EP 2697686 A4 EP2697686 A4 EP 2697686A4 EP 12771125 A EP12771125 A EP 12771125A EP 2697686 A4 EP2697686 A4 EP 2697686A4
Authority
EP
European Patent Office
Prior art keywords
free form
form optical
optical redirection
redirection apparatus
free
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
EP12771125.7A
Other languages
German (de)
French (fr)
Other versions
EP2697686A2 (en
Inventor
Joshua M Hudman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Microvision Inc
Original Assignee
Microvision Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Microvision Inc filed Critical Microvision Inc
Publication of EP2697686A2 publication Critical patent/EP2697686A2/en
Publication of EP2697686A4 publication Critical patent/EP2697686A4/en
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/147—Optical correction of image distortions, e.g. keystone
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3129—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] scanning a light beam on the display screen
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/10—Scanning systems
    • G02B26/101—Scanning systems with both horizontal and vertical deflecting means, e.g. raster or XY scanners
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/0025—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration
    • G02B27/0031—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration for scanning purposes
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0081—Simple or compound lenses having one or more elements with analytic function to create variable power
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/3173—Constructional details thereof wherein the projection device is specially adapted for enhanced portability
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3179—Video signal processing therefor
    • H04N9/3185—Geometric adjustment, e.g. keystone or convergence
EP12771125.7A 2011-04-14 2012-03-28 Free form optical redirection apparatus Ceased EP2697686A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/087,276 US8992028B2 (en) 2011-04-14 2011-04-14 Free form optical redirection apparatus and devices using same
PCT/US2012/030919 WO2012141892A2 (en) 2011-04-14 2012-03-28 Free form optical redirection apparatus

Publications (2)

Publication Number Publication Date
EP2697686A2 EP2697686A2 (en) 2014-02-19
EP2697686A4 true EP2697686A4 (en) 2014-03-26

Family

ID=47006174

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12771125.7A Ceased EP2697686A4 (en) 2011-04-14 2012-03-28 Free form optical redirection apparatus

Country Status (6)

Country Link
US (2) US8992028B2 (en)
EP (1) EP2697686A4 (en)
JP (1) JP2014513326A (en)
KR (1) KR101796973B1 (en)
CN (1) CN103477279B (en)
WO (1) WO2012141892A2 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8992028B2 (en) * 2011-04-14 2015-03-31 Microvision, Inc. Free form optical redirection apparatus and devices using same
JP6100080B2 (en) 2013-05-08 2017-03-22 株式会社東芝 Projector and portable terminal
US20150097818A1 (en) * 2013-10-03 2015-04-09 Delphi Technologies, Inc. Assembly and method to align displayed images to an overlaying applique
JP6435805B2 (en) * 2014-11-20 2018-12-12 株式会社リコー Housing structure, optical scanning device, and image forming apparatus
JP6565127B2 (en) * 2015-05-19 2019-08-28 スタンレー電気株式会社 Vehicle lighting
WO2017112958A1 (en) * 2015-12-24 2017-06-29 Meta Company Optical engine for creating wide-field of view fovea-based display
JP6791644B2 (en) 2016-03-24 2020-11-25 株式会社小糸製作所 Vehicle headlights
US10365476B2 (en) * 2017-07-06 2019-07-30 Stmicroelectronics Ltd Method for operating a laser projector to have a uniform scan pattern
KR102306124B1 (en) * 2018-11-23 2021-09-29 한국전자기술연구원 Laser scan projector module and Method for manufacturing the same
KR102239174B1 (en) 2021-01-20 2021-04-12 주식회사 단희캠퍼스 Method for operating lecture platform and apparatus for the same

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040080799A1 (en) * 2002-10-16 2004-04-29 Keiichiro Ishihara Two-dimensional scanning apparatus, and image displaying apparatus
US20080143979A1 (en) * 2006-12-15 2008-06-19 Konica Minolta Opto, Inc. Laser projection device
US20080158524A1 (en) * 2006-12-28 2008-07-03 Konica Minolta Opto, Inc. Laser projection apparatus
EP2105791A1 (en) * 2008-03-28 2009-09-30 Funai Electric Co., Ltd. Projection image display apparatus
US20100060863A1 (en) * 2008-09-11 2010-03-11 Microvision, Inc. Distortion Altering Optics for MEMS Scanning Display Systems or the Like

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3881802A (en) 1974-04-18 1975-05-06 Bendix Corp Wedge-prism optical scanner
JPH0949967A (en) * 1994-07-07 1997-02-18 Asahi Optical Co Ltd Scanning optical system
US5737112A (en) * 1994-07-07 1998-04-07 Asahi Kogaku Kogyo Kabushiki Kaisha Scanning optical systems
JP3495951B2 (en) * 1999-05-28 2004-02-09 キヤノン株式会社 Scanning optical device and image forming apparatus
JP4594485B2 (en) 2000-03-29 2010-12-08 オリンパス株式会社 Scanning optical system
US20020044264A1 (en) * 2000-10-17 2002-04-18 Chang-Hsing Lu Optical lens module adjustable in two dimensions
JP2003107383A (en) * 2001-09-27 2003-04-09 Fuji Photo Film Co Ltd Optical scanning device
US20030085849A1 (en) 2001-11-06 2003-05-08 Michael Grabert Apparatus for image projection
TW585255U (en) 2002-10-09 2004-04-21 Young Optics Inc Projection optical apparatus having a wedge prism
JP4174288B2 (en) * 2002-10-16 2008-10-29 キヤノン株式会社 Two-dimensional scanning device and scanning image display device
JP4174287B2 (en) 2002-10-16 2008-10-29 キヤノン株式会社 Two-dimensional scanning device and image display device
JP4481625B2 (en) 2003-11-27 2010-06-16 キヤノン株式会社 Two-dimensional scanning device and scanning image display device using the same
JP4639691B2 (en) * 2004-08-06 2011-02-23 セイコーエプソン株式会社 Optical scanning device and image display device
JP4522253B2 (en) * 2004-12-24 2010-08-11 キヤノン株式会社 Optical scanning device and image display device using the same
JP5226528B2 (en) 2005-11-21 2013-07-03 マイクロビジョン，インク． Display having an image guiding substrate
JP2007322811A (en) * 2006-06-01 2007-12-13 Hitachi Ltd Projection optical unit and projection type video display apparatus
JP5371180B2 (en) * 2006-06-15 2013-12-18 日立コンシューマエレクトロニクス株式会社 Projection display device
JP5374848B2 (en) * 2006-09-15 2013-12-25 株式会社リコー Projection optical system
JP4962002B2 (en) * 2006-12-28 2012-06-27 コニカミノルタアドバンストレイヤー株式会社 Laser projection device
KR101341522B1 (en) 2007-11-07 2013-12-16 엘지전자 주식회사 Projector
JP2009200557A (en) * 2008-02-19 2009-09-03 Seiko Epson Corp Projector, electronic apparatus, and method of controlling projector
JP2010130225A (en) * 2008-11-26 2010-06-10 Seiko Epson Corp Projection display device and adjustment method for projection
JP2010130385A (en) * 2008-11-28 2010-06-10 Sharp Corp Image display method and image display device
US8331005B2 (en) 2009-04-24 2012-12-11 National Semiconductor Corporation Method and system for providing resonant frequency change compensation in a drive signal for a MEMS scanner
US8427590B2 (en) 2009-05-29 2013-04-23 Soraa, Inc. Laser based display method and system
JP5625490B2 (en) * 2010-05-25 2014-11-19 セイコーエプソン株式会社 Projector, projection state adjustment method, and projection state adjustment program
CN101943848A (en) * 2010-08-31 2011-01-12 福建网讯科技有限公司 Single-projection wide-screen projection device
US8992028B2 (en) * 2011-04-14 2015-03-31 Microvision, Inc. Free form optical redirection apparatus and devices using same

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040080799A1 (en) * 2002-10-16 2004-04-29 Keiichiro Ishihara Two-dimensional scanning apparatus, and image displaying apparatus
US20080143979A1 (en) * 2006-12-15 2008-06-19 Konica Minolta Opto, Inc. Laser projection device
US20080158524A1 (en) * 2006-12-28 2008-07-03 Konica Minolta Opto, Inc. Laser projection apparatus
EP2105791A1 (en) * 2008-03-28 2009-09-30 Funai Electric Co., Ltd. Projection image display apparatus
US20100060863A1 (en) * 2008-09-11 2010-03-11 Microvision, Inc. Distortion Altering Optics for MEMS Scanning Display Systems or the Like

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2012141892A2 *

Also Published As

Publication number Publication date
JP2014513326A (en) 2014-05-29
US20150168819A1 (en) 2015-06-18
EP2697686A2 (en) 2014-02-19
CN103477279B (en) 2015-06-24
WO2012141892A3 (en) 2012-12-06
KR101796973B1 (en) 2017-11-13
US9217913B2 (en) 2015-12-22
CN103477279A (en) 2013-12-25
KR20130140187A (en) 2013-12-23
US8992028B2 (en) 2015-03-31
WO2012141892A2 (en) 2012-10-18
US20120262680A1 (en) 2012-10-18

Similar Documents

Publication Publication Date Title
ZA201503898B (en) Optical adjusting apparatus
EP2700869A4 (en) Optical unit
GB201108156D0 (en) Apparatus
EP2758218A4 (en) Tear-assist apparatus
GB201105779D0 (en) Apparatus
GB201114594D0 (en) Apparatus
EP2719942A4 (en) Optical unit
EP2682297A4 (en) Vehicle-operating apparatus
EP2697686A4 (en) Free form optical redirection apparatus
EP2752723A4 (en) Field apparatus
EP2784573A4 (en) Optical device
EP2860571A4 (en) Optical transmission apparatus
EP2774005A4 (en) Fixing apparatus
EP2738081A4 (en) Anti-sloshing apparatus
GB201104046D0 (en) Apparatus
EP2788805A4 (en) Optical connections
GB201222872D0 (en) Light scanning apparatus
GB201110954D0 (en) Optical device
EP2703855A4 (en) Optical waveguide device
GB201015714D0 (en) Light modification apparatus
EP2700991A4 (en) Optical component
EP2788804A4 (en) Optical connections
GB201117604D0 (en) Carrying apparatus
EP2775332A4 (en) Optical device
GB201115875D0 (en) Optical device

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20131112

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: MICROVISION, INC.

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: MICROVISION, INC.

A4 Supplementary search report drawn up and despatched

Effective date: 20140225

RIC1 Information provided on ipc code assigned before grant

Ipc: G02B 26/10 20060101ALI20140219BHEP

Ipc: G02B 27/00 20060101ALI20140219BHEP

Ipc: H04N 9/31 20060101ALI20140219BHEP

Ipc: G03B 21/14 20060101AFI20140219BHEP

Ipc: G02B 3/00 20060101ALI20140219BHEP

DAX Request for extension of the european patent (deleted)
17Q First examination report despatched

Effective date: 20150209

REG Reference to a national code

Ref country code: DE

Ref legal event code: R003

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN REFUSED

18R Application refused

Effective date: 20170720